| Title | Console | Sell Price | Market | Links | Action |
|---|---|---|---|---|---|
| KAO the Kangaroo | GBA | — | 56.4 kr | ||
| Karnaaj Rally | GBA | — | 231.1 kr | ||
| Kelly Slater's Pro Surfer | GBA | — | 55.8 kr | ||
| Kill Switch | GBA | — | 201.2 kr | ||
| Killer 3D Pool | GBA | — | 62.4 kr | ||
| Kim Possible | GBA | — | 45 kr | ||
| Kim Possible 2 - Drakken's Demise | GBA | — | 55.9 kr | ||
| King Kong - The Official Game of the Movie | GBA | — | 48.2 kr | ||
| King of Fighters EX 2, The - Howling Blood | GBA | — | 485.3 kr | ||
| King of Fighters EX, The - NeoBlood | GBA | — | 200.1 kr | ||
| Kingdom Hearts - Chain of Memories | GBA | — | 165.3 kr | ||
| Kirby & The Amazing Mirror | GBA | — | 504.5 kr | ||
| Kirby - Nightmare in Dream Land | GBA | — | 298.7 kr | ||
| Klonoa - Empire of Dreams | GBA | — | 257.3 kr | ||
| Knights' Kingdom | GBA | — | 86.8 kr | ||
| Koala Brothers - Outback Adventures | GBA | — | 47.5 kr | ||
| Konami Collector's Series - Arcade Classics | GBA | — | 232.8 kr | ||
| Konami Krazy Racers | GBA | — | 75.9 kr | ||
| Kong - King of Atlantis | GBA | — | 81.8 kr | ||
| Kong - The Animated Series | GBA | — | 49.5 kr | ||
| Kurukuru Kururin | GBA | — | 158.1 kr |